MSS2707A-T: 4 1/2″ Surface Mount High Security Triple Bias Magnetic Contact (Interlogix P/N 2707A)

The Model MSS2707A-T High Security Surface Mount Magnetic Contact is a SPDT switch with Triple Bias reeds. This magnetic contact also comes with a magnetic and pry tamper loop which will trigger the alarm if an external magnet is used to try to defeat the switch or the switch is removed from the door. There are six color coded wires. The MSS2707A-T is a low cost alternative to other high security contacts on the market and is used in government and high security commercial facilities around the world.

  • Specifications

    Part Number


    Circuit Configuration

    High Security Triple Bias 


    Brushed Aluminum

    Custom Options

    Call for custom options such as longer length armored cable and wire, resistors or other requirements


    Urethane potted for maximum protection of electrical components and resistance to harsh environment

    Electrical Rating

    Maximum 30 VDC, 20 ma, 3 W


    0.3″ to 0.6″

    Lead Length

    48″ #22 AWG Wire Leads, 36″ Armored Cable

    Loop Type (with magnet present)

    SPDT Door Position Switch, Normally Closed Pry Tamper


    Surface Mount, Four Screws each Switch and Magnet


    4.25″ L x 1.50″ W x 0.75″ D


    SPDT Wires; Common - Green, Closed - Red, Open - White    Pry Tamper; Violet - Violet

    UL Rating



    Lifetime Warranty


    1/4 Lb


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